package interface_;

/**
 * @description:
 * @Author yyp
 * @time
 */
public class InterfaceExercise01 {
    public static void main(String[] args) {
        InterfaceExercise01B b = new InterfaceExercise01B();
        System.out.println(InterfaceExercise01A.a);
        System.out.println(b.a);
        System.out.println(InterfaceExercise01B.a);
    }
}
interface InterfaceExercise01A{
    int a = 23;
}
class InterfaceExercise01B implements InterfaceExercise01A{

}

